Gray-bellied Night Monkey vs Lesser Hairy-winged Bat

Aotus lemurinus compared with Harpiocephalus harpia

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Lesser Hairy-winged Bat is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Lesser Hairy-winged Bat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Chiroptera (翼手目)
Family	Aotidae	Vespertilionidae
Genus	Aotus	Harpiocephalus
Species	Aotus lemurinus	Harpiocephalus harpia

Evolutionary Relationship

Gray-bellied Night Monkey and Lesser Hairy-winged Bat share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Lesser Hairy-winged Bat

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Lesser Hairy-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Hairy-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan.